Smoke and carbon monoxide sensor



FIG. 1 is a front perspective view of a smoke and carbon monoxide sensoraccording to the present design;

FIG. 2 is a front elevational view of the smoke and carbon monoxidesensor of FIG. 1;

FIG. 3 is a rear elevational view of the smoke and carbon monoxidesensor of FIG. 1;

FIG. 4 is a right-side elevational view of the smoke and carbon monoxidesensor of FIG. 1;

FIG. 5 is a left-side elevational view of the smoke and carbon monoxidesensor of FIG. 1;

FIG. 6 is a top plan view of the smoke and carbon monoxide sensor ofFIG. 1; and,

FIG. 7 is a bottom plan view of the smoke and carbon monoxide sensor ofFIG. 1.

In the drawings, the broken lines depict portions of the smoke andcarbon monoxide sensor that form no part of the claimed design.

CLAIM The ornamental design for a smoke and carbon monoxide sensor, asshown and described.